线性隔离器

线性隔离器可为电源设计师提供一种性能更高的单芯片解决方案,可以替代基于光耦合器和分流调节器的隔离技术。ADI ADuM3190和ADuM4190隔离式误差放大器拥有400 kHz的带宽,在25°C下典型初始精度为0.5%,在–40˚C至+125˚C的扩展温度范围内,总精度为1%。这可使AC-DC和DC-DC电源生产商大幅提高速度和工作温度范围,同时使瞬态响应改进5倍。
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线性隔离器

线性隔离器

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Linear Isolators

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SortOrderPart#ChannelsBandwidth -3 dB (typ)
(Hz)
Vin RangeInsulation Rating (kVrms)
(V rms)
Gain (min)
(V/V)
Gain (max)
(V/V)
Nonlinearity % (typ)
(%)
Operating Temp RangeUS Price 1000 to 4999
($ US)
Vsupply span (max)
(V)
Vsupply span (min)
(V)
Vsupply Type-single/dual/multi
1ADUM4190Reference Circuit Available 1 400k- 5k 0.83 2.7 1 -40 to 125°C $1.20 20 3 Single
2ADUM3190Reference Circuit Available 1 400k- 2.5k 0.9 2.86 1 -40 to 125°C $1.04 20 3 Single
3AD215 2 120k- 1500 1 100 0.01 -40 to 85°C $44.49 34 28.5 Dual
4AD208 2 4k- 1500 1 1000 0.0125 0 to 70°C $73.66-- Single
5AD203 2 10k- 1500 1 10 0.025 -55 to 125°C $94.11 16 12 Single
6AD210 3 20k- 2500 1 100 0.012 -25 to 85°C $46.99 16.5 13.5 Single
7AD204 2 5k- 1500 1 100 0.025 0 to 70°C $27.09 16.5 13.5 Single
8AD202 2 5k- 1500 1 100 0.025 0 to 70°C $30.12 16.5 13.5 Single